Description
Note: product title indicates boiler’s Net AHRI (Net IBR) rating.
Williamson GWI series boiler is a fan-assisted (Power Vent) type cast iron hot water gas boiler designed for new and replacement installations where conventional chimney venting is not available or impractical. It’s a cost-attractive and high-quality unit with streamlined design and industry-leading, familiar controls (concealed behind easy-access front panel).
Boiler includes: Fasco draft inducer fan, Taco 007 circulator & flanges, Resideo gas valve, Hydrolevel 1100H8 LWCO, Williamson 1135-611 gas control, Hartland transformer (model 571842371), pressure relief valve, tridicator gauge, drain valve and other components shown in the photos.
